09-07-2021, 02:03 AM
|
 |
Yenko Contributing Member
|
|
Join Date: Nov 2002
Location: NY, NY
Posts: 8,738
Thanks: 1,095
Thanked 1,061 Times in 473 Posts
|
|
Agree with Chuck. Must have the mark behind the #s. The OTC/later GM and reproductions either have #s without mark or ink stamped #
|